-Cigarbox guitar equipped Piezo pickup

provide a slightly metallic sound that may sound like the sound of blues recordings of the 30s, I call this the blues "Bayou" because you can hear the metal side of the strings and maybe aligators in the swamp !

Piezo models offer a sound very authentic and very blues roots

-Cigar box guitar equipped Electric Pickup 4 poles

give a more electric sound, more round, it crunch very easily when you put the gain on the amp, Slides effects are thicker with more sustain.Pickup models 4 poles offer a more modern sound blues / rock